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Molecular Mass and Percent Composition Worksheet

For Students 9th - 12th
In this molecular mass and percent composition worksheet, students find the molecular mass of 10 compounds to three decimal places. They also find the percent composition of 7 compounds and express their answers to two decimal places.
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If I Could Have Lived in Another Time or Culture

For Teachers 3rd
Third graders develop multi-paragraph compositions. They include an introduction, first and second level support, and a conclusion. They use a variety of sentence structures (e.g., simple, compound/complex) and sentence types (i.e.,...
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Integrated Algebra/Math B Regents Questions: Exponential Equations

For Students 9th - 12th
In this exponential equations activity, students solve 11 word problems in short answer and multiple choice format. Students write and solve exponential growth and decay problems given a word problem.
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Air Pollution

For Students 7th - 9th
In this air pollution worksheet, learners match 10 terms related to acid rain, pollution, and smog to their definitions. They complete 5 puzzles to create words related to air pollution by combining 2 terms.
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Solubility Equilibria

For Students 10th - Higher Ed
In this solubility equilibria worksheet, students solve five problems. They calculate concentrations of ions at equilibrium, they determine the effects of adding compounds to a saturated solution and they determine if compounds are more...
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Balancing Equations Practice

For Students 9th - 12th
In this balancing equations worksheet, students identify subscripts and coefficients in compounds, they identify the total number of each type of atom in compounds and they practice balancing equations.
Lesson Plan
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Inequalitities Mixed Review

For Teachers 9th - 11th
Students solve inequalities and graph it on a number line. In this algebra lesson, students rewrite word problems into algebraic equations and graph it using compound inequalities.
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Sentence Combining Exercise

For Students 9th - 11th
In this grammar worksheet, students combine seventeen sets of basic sentences into compound and complex sentences using commas where needed.
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Mixtures, Solutions and Matter

For Students 7th - 9th
For this mixtures, solutions and matter worksheet, students are given 12 terms and they cut out 12 definitions to match with the terms. Topics include types of mixtures, types of matter such as atoms, molecules and compounds and solutions.
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Using Rocks and Ores Worksheet

For Students 9th - 12th
In this chemistry activity, students answer 15 short answer questions about rocks and ores. They explore write balanced chemical reactions from word equations given.
Lesson Plan
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Conventions-Interjections

For Teachers 5th
Fifth graders discuss interjections reviewing them to be words or phrases that express excitement or strong emotion. In this language arts instructional activity, 5th graders understand that commas or exclamation marks are used to...
Worksheet
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VSEPR And Polarity

For Students Pre-K - Higher Ed
In this VSEPR theory learning exercise, students evaluate the electron-pair geometry of organic and inorganic molecules. They construct Lewis structures and resonance structures for 17 compounds and complete 3 short answer questions.
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Nine Months in School

For Students 3rd
In this multiplication activity, 3rd graders solve nine short word problems by multiplying by nine. There is an answer sheet included.
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Principles of Ecology

For Students 7th - 12th
In this ecology worksheet, students will review 10 vocabulary words associated with the basic principles of ecology. This worksheet has 10 fill in the blank questions.
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Stoichiometry

For Students 10th - Higher Ed
In this stoichiometry learning exercise, learners review definitions and equations associated with molarity, density, atomic mass, molarity, and dilutions. This learning exercise has 18 word problems.
Worksheet
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Sentence Combining

For Students 9th - 11th
In this grammar worksheet, learners practice rewriting, adding on and combining fifty-seven sentences into compound sentences that convey more information and are grammatically correct.
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Chemistry Crossword

For Students 9th - Higher Ed
In this chemical reactions worksheet, students complete a crossword puzzle by figuring out the vocabulary words associated with 34 clues.
Lesson Plan
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Standard One: Lab Design and Appendix A Lab Skills

For Teachers 9th - 12th
In this lab design and lab skills worksheet, students answer questions about experimental design including finding variables, determining controls, and graphing data. They answer questions about microscopy and label the parts of a...
Lesson Plan
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Properties of Logartihms

For Teachers 9th - 11th
In this algebra worksheet, young scholars apply the properties of logarithms. They solve word problems using the properties of logs and apply the formula for interest to solve money problems. There are 3 problems with an answer key.
Lesson Plan
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Science Lessons for Grade 10

For Teachers 10th
Tenth graders identify the parts and functions of the cell. In this series of science lessons, 10th graders investigate crystal formation in covalent compounds. They investigate the factors affecting reaction rates.
Lesson Plan
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Take Time to Save Now

For Teachers 6th - 12th
Young scholars brainstorm reasons to save money, investigate impact of saving regularly using interactive, on-line calculators, explain how compounding interest affects savings, explore different strategies for saving money, and write...
Worksheet
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Chemistry Quiz-Reaction Rates

For Students Higher Ed
In this reaction rates worksheet, students solve eight multiple choice problems about chemical reactions and their rates. They determine what species would slow reactions, they apply concepts of activation energy to reactions, they...
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Chemical Equilibria

For Students Higher Ed
In this equilibria worksheet, students are given detailed information about LeChatelier's principle and how to solve equilibrium problems. They then calculate concentrations of compounds in solutions.
Worksheet
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Balancing Equations Challenge

For Students 9th - 12th
In this balancing equations worksheet, students identify the number of atoms in given molecules and compounds and they balance ten equations by placing the proper coefficients in front of the reactants and products.

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